Liquid Chromatography

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Ion Chromatography Discussions about IC and related topics Topics: 398	398	1498	Last post Re: Carbonates by liko44 Sat Oct 18, 2025 5:45 am
Capillary Electrophoresis Discussions about CE, MEKC and related topics Topics: 52	52	110	Last post Re: Sudden Unknown Peak Durin… by Multidimensional Fri Aug 01, 2025 3:47 pm
GPC/GFC/SEC Discussions about gel permeation chromatography / gel filtration chromatography / size exclusion chromatography Topics: 119	119	467	Last post Re: choice of GPC software by pigsy1983 Tue Jul 08, 2025 4:23 pm

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11906 topics

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Welcome! by tom jupille » Thu Mar 11, 2021 6:23 pm	0	62740	Last post by tom jupille Thu Mar 11, 2021 6:23 pm

Topics	Replies	Views	Last post
Behaviour of silica particles in sub-ambient temperature?? by rick1112 » Thu Jan 15, 2009 8:17 am	6	2545	Last post by Uwe Neue Sat Jan 17, 2009 3:08 pm
User experiences of fused-core particle columns? by Jam » Wed Aug 20, 2008 12:32 pm	30	9191	Last post by Bryan Evans Thu Jan 15, 2009 11:58 pm
Foam remover by Mattias » Wed Jan 14, 2009 9:33 am	8	1966	Last post by Vlad Orlovsky Thu Jan 15, 2009 11:49 am
Chromatography products from Shisheido by Alfred88 » Sat Dec 06, 2008 2:42 am	9	3178	Last post by chinachromo Thu Jan 15, 2009 8:09 am
Is acetate capable of Ion Pairing? by JA » Tue Jan 06, 2009 8:36 pm	29	7944	Last post by Kostas Petritis Thu Jan 15, 2009 1:25 am
corrosive solvents; exploding vials. by matthew » Tue Jan 13, 2009 10:11 pm	8	2574	Last post by Pragmatist3 Wed Jan 14, 2009 11:13 pm
blood plasma fatty acid content by vestelshirley » Tue Jan 13, 2009 4:55 pm	2	1437	Last post by HW Mueller Wed Jan 14, 2009 5:57 pm
thanks by martinamarie » Tue Jan 13, 2009 11:31 am	1	1344	Last post by Uwe Neue Tue Jan 13, 2009 6:20 pm
DAD exposure time by lupetto » Tue Jan 13, 2009 4:31 pm	0	1432	Last post by lupetto Tue Jan 13, 2009 4:31 pm
Identify late eluters by mohan_2008 » Mon Jan 12, 2009 3:13 am	2	1537	Last post by tom jupille Mon Jan 12, 2009 4:48 pm
Retention time reduced by 75% by vliu » Fri Nov 28, 2008 12:13 am	17	4220	Last post by Pragmatist3 Mon Jan 12, 2009 11:55 am
Having acceptance problem with PrimeSep column by vickig » Wed Jan 07, 2009 10:18 pm	11	2043	Last post by XL Sat Jan 10, 2009 11:16 pm
Sub ppm analysis using hplc by Santosh Gandhi » Fri Jan 09, 2009 4:13 pm	1	1319	Last post by Bruce Hamilton Sat Jan 10, 2009 10:47 pm
Plugged columns!!! by Dominique » Sat Jan 10, 2009 1:53 am	3	1623	Last post by Bruce Hamilton Sat Jan 10, 2009 10:14 pm
Sub ppm analysis using hplc by Santosh Gandhi » Fri Jan 09, 2009 4:13 pm	0	1180	Last post by Santosh Gandhi Fri Jan 09, 2009 4:13 pm
PABA by Santosh Gandhi » Fri Jan 09, 2009 3:59 pm	0	1109	Last post by Santosh Gandhi Fri Jan 09, 2009 3:59 pm
Glad to join this forum by chinachromo » Thu Jan 08, 2009 8:33 am	2	1345	Last post by chinachromo Fri Jan 09, 2009 12:46 am
Effect of Wavelength on Peak Width? by adam » Mon Jan 05, 2009 10:39 pm	13	6129	Last post by Uwe Neue Thu Jan 08, 2009 11:38 pm
Gradient with Waters PCM and two 510 pumps by Ghost Writer » Thu Jan 08, 2009 2:55 pm	3	1612	Last post by danko Thu Jan 08, 2009 9:22 pm
Mobile phase for x HCl by mojo » Thu Jan 08, 2009 5:13 pm	1	1426	Last post by reyoungs Thu Jan 08, 2009 5:58 pm
Removal of PEG with Boronic acid SPE? by reyoungs » Thu Jan 08, 2009 5:16 pm	0	1295	Last post by reyoungs Thu Jan 08, 2009 5:16 pm
ELSD detecors by praveenpaliwal » Wed Dec 24, 2008 6:17 pm	11	2912	Last post by H2Oh Thu Jan 08, 2009 3:34 pm
gc development by addy » Wed Jan 07, 2009 3:02 am	4	1374	Last post by skunked_once Thu Jan 08, 2009 2:52 pm
Seph-C5...any advice ? by LittleAlex » Thu Jan 08, 2009 12:18 pm	0	1293	Last post by LittleAlex Thu Jan 08, 2009 12:18 pm
HILIC (Merck) or HILIC (Phenomenex) Who is the best ? by JOCAPEN » Wed Dec 17, 2008 1:26 pm	5	2633	Last post by Bryan Evans Thu Jan 08, 2009 2:53 am
chromatographic hydrophobicity index?? by rick1112 » Wed Jan 07, 2009 5:02 pm	1	1619	Last post by HAZMAT Wed Jan 07, 2009 6:10 pm
Baseline Absorption in Gradient Elution by TNA » Tue Dec 23, 2008 3:06 am	7	2345	Last post by tom jupille Wed Jan 07, 2009 4:35 pm
Switch flow valve in Waters ELSD by kishoreravuri » Wed Jan 07, 2009 1:04 pm	1	1426	Last post by AA Wed Jan 07, 2009 3:17 pm
Ion Exchange Column sugguestions! by KAR10 » Mon Jul 14, 2008 7:14 pm	4	3364	Last post by ALLEN HIRSH Wed Jan 07, 2009 4:27 am
ELSD use nitrogen or compressed air by vliu » Mon Jan 05, 2009 10:02 pm	3	2212	Last post by vliu Tue Jan 06, 2009 10:01 pm
valve cartridges for HP1090 by aman » Tue Jan 06, 2009 10:47 am	3	1361	Last post by HAZMAT Tue Jan 06, 2009 6:15 pm
Matrix / Ghost peaks on 2420 ELSD by TMC » Tue Dec 23, 2008 8:45 pm	3	2501	Last post by TMC Tue Jan 06, 2009 5:54 pm
hump in the RT of standard peak by mylsamyp » Wed Dec 31, 2008 4:09 am	6	6910	Last post by mylsamyp Tue Jan 06, 2009 11:07 am
HPLC and LC-MS Web courses start in February by tom jupille » Tue Jan 06, 2009 5:01 am	0	1357	Last post by tom jupille Tue Jan 06, 2009 5:01 am
Peaks by fxaxrx » Mon Jan 05, 2009 4:32 pm	1	1280	Last post by tom jupille Mon Jan 05, 2009 7:10 pm
interference from placebo by kavita » Fri Dec 26, 2008 7:33 am	11	3641	Last post by Uwe Neue Mon Jan 05, 2009 5:17 pm
Decrease in peak response by Krishnamurthy » Sat Dec 20, 2008 9:24 am	24	4339	Last post by zlb215 Mon Jan 05, 2009 3:23 pm
Pentosan polysuphate sodium GPC analysis by girishjoshi » Fri Jan 02, 2009 9:39 am	2	2268	Last post by Koen Hollebekkers Mon Jan 05, 2009 11:52 am
REG RRF by chrom » Sat Jan 03, 2009 3:15 pm	1	1352	Last post by tom jupille Mon Jan 05, 2009 6:21 am
TFA in Acetonitrile by pipettemonkey » Wed Dec 31, 2008 7:24 pm	10	5518	Last post by Noser222 Sat Jan 03, 2009 5:35 pm
SLS Content in Empty Capsule Shells by vikmurush » Thu Aug 07, 2008 3:34 am	21	4312	Last post by vikmurush Sat Jan 03, 2009 4:28 am
Unretained compound by vikmurush » Fri Dec 26, 2008 9:12 pm	36	6436	Last post by vikmurush Sat Jan 03, 2009 4:14 am
Normal Phase Efficiency Indicators by Douglas Rodenburg » Fri Dec 19, 2008 11:29 pm	3	1628	Last post by tom jupille Sat Jan 03, 2009 12:32 am
Ecochart lichrospher 100: Back pressure by Nour » Fri Dec 19, 2008 11:03 pm	3	1893	Last post by Nour Fri Jan 02, 2009 11:59 am
Help , ghost peak appeared in the blank run! by bily200677 » Tue Dec 30, 2008 1:35 am	8	3231	Last post by mohan_2008 Thu Jan 01, 2009 5:44 am
Ion chromatography - Anion detection by Zydrunas Stanius » Wed Dec 17, 2008 7:20 am	5	4240	Last post by Jade.Barker Wed Dec 31, 2008 6:11 pm
Broad peak trying to separate a protein through CEX by eerae » Tue Oct 21, 2008 7:26 pm	4	2834	Last post by Bryan Evans Wed Dec 31, 2008 1:44 am
Melamine analysis by HPLC by thohry » Thu Dec 25, 2008 7:31 am	2	1753	Last post by aicmen Tue Dec 30, 2008 8:54 am
protein separation by kurian » Mon Sep 29, 2008 9:05 am	12	2691	Last post by ALLEN HIRSH Mon Dec 29, 2008 3:47 pm
saponin extraction by vestelshirley » Wed Dec 17, 2008 5:33 pm	2	1531	Last post by Bruce Hamilton Sun Dec 28, 2008 6:15 pm

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